53805625

素因数分解:

$5^4\times {\mathrm{19}}^1\times {\mathrm{23}}^1\times {\mathrm{197}}^1$

素因数の和:259

約数の個数: 40

約数和(自身を含む): 74226240

約数和(自身を除く): 20420615

約数列:

[1, 5, 19, 23, 25, 95, 115, 125, 197, 437, 475, 575, 625, 985, 2185, 2375, 2875, 3743, 4531, 4925, 10925, 11875, 14375, 18715, 22655, 24625, 54625, 86089, 93575, 113275, 123125, 273125, 430445, 467875, 566375, 2152225, 2339375, 2831875, 10761125, 53805625]

約数ペア:

[(1, 53805625), (5, 10761125), (19, 2831875), (23, 2339375), (25, 2152225), (95, 566375), (115, 467875), (125, 430445), (197, 273125), (437, 123125), (475, 113275), (575, 93575), (625, 86089), (985, 54625), (2185, 24625), (2375, 22655), (2875, 18715), (3743, 14375), (4531, 11875), (4925, 10925)]